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Fig. 23


Schematic view of the 3 brightest shells of the IRC +10 216 envelope and (at an enlarged scale) of the binary star system with a mass ratio 4:1 and eccentricity 0.92, orbiting in the plane of the sky. The figure was generated with the POV-Raytracer 3.6.1 software (Persistence of Vision Pty. Ltd., Williamstown, Victoria, Australia,

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